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Finding the Third Proportional to 937.78 and 1,403.06

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Solution

The third proportional to 937.78 and 1,403.06 is: 2,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.78 : 1,403.06 = 1,403.06 : x
  2. Step 2: Convert to fraction form
    937.78/1,403.06 = 1,403.06/x
  3. Step 3: Cross multiply
    937.78x = 1,403.06 × 1,403.06
  4. Step 4: Simplify right side
    937.78x = 1,968,584.38
  5. Step 5: Solve for x
    x = 1,968,584.38/937.78
  6. Step 6: Final answer
    x = 2,099.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.